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Schematic Diagrams
Main Circuit Diagram(4/5)
1
A
A(0:5)
D(8:15)
+5V
B
*USB_DACK
+5V
GND5
R103
10K
*USB_DREQ
C15
100pF
GND5
C
*USB_CS
*WR
*RD
C129
100pF
GND5
*USB_IRQ
+5V
D
R104
10K
USB_RST
C50
1nF
GND5
E
F
1
10-4
2
3
U2
8
A(0)
A0
9
A(1)
A1
10
20
A(2)
A2
GIOP0
11
21
A(3)
A3
GIOP1
12
22
A(4)
A4
GIOP2
15
23
A(5)
A5
GIOP3
R102
10K
GND5
43
16
D(0)
D0
VBUS
VBUS
42
18
D(1)
D1
TEST1
C14
41
D(2)
D2
100pF
39
D(3)
D3
38
6
D(4)
D4
D+
37
5
D(5)
D5
D-
36
D(6)
D6
35
D(7)
D7
19
DPULLUP
25
nDACK
26
1
nDREQ
VCC1
4
VCC2
31
17
nCS
VCC3
32
30
nWR
VCC4
33
44
nRD
VCC5
C107
C108
100nF
100nF
27
14
nIRQ
TEST
28
nSOF
29
RESET
7
GND1
13
GND2
24
GND3
3
34
OSCO
GND4
40
2
OSCI
GND5
C17
UNICON
22pF
USB_CLK
GND5
+5V
R124
10K
B3
R22
33
R16
1M
R23
33
OSC2
48MHz
C130
C18
C19
100pF
22pF
22pF
GND5
GND5
GND5
2
3
4
5
C8
10uF
+5V
16V
F5
STS104B
GND5
3
1
C3
C109
C75
C110
22uF
100nF
100nF
100nF
16V
2
GND5
GND5
GND5
C65
22pF
GND5
F6
BMS800
3
1
2
GND5
F4
STS104B
R122
100
3
1
C106
C13
100nF
5
8
2
22pF
C22
OUT
VCC
39pF
OSC5
48MHZ
GND5
GND5
GND
NC
GND5
4
1
GND5
4
5
6
7
+5V
C16
1nF
GND5
R68
2
1
2
1
2
1
1.5K
3
3
3
1
D9
D8
D10
R70
27
R71
27
C66
22pF
C4
22uF
16V
GND5
GND5
GND5
GND5
GND5
+5V
Engineer:
Drawn by:
R&D CHK:
DOC CTRL CHK:
MFG ENGR CHK:
DATE : 2000.04.14
6
7
8
A
B
R21
33
VBUS
CN6-1
787780-1
B6
1
2
3
C
4
B7
GND5
D
E
SAMSUNG
PRINTER DIV
F
APOLLO
Size:
TITLE:
A3
ML-4500
REV: 0.2
Drawing Number:
Page: 4
8
Samsung Electronics
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